Packaging tube



FIG. 1 is a perspective view of a packaging tube showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof; and

FIG. 8 is a cross-sectional view thereof along the line 8-8 in FIG. 2.

FIG. 9 is a cross-sectional view thereof along the line 9-9 in FIG. 7.

FIG. 10 is a cross-sectional view thereof along the line 10-10 in FIG. 7; and,

FIG. 11 is a cross-sectional view thereof along the line 11-11 in FIG. 7.

The broken lines depict portions of the packaging tube that form no part of claimed design. 

CLAIM The ornamental design for a packaging tube, as shown and described. 